Sociological approaches to risk and uncertainty are well-developed. These approaches have played an important role in analysing the significance of risk and uncertainty in modern social life. However, it is approaches based on rational actor perspectives in New Public Management that have become pre-eminent in handling social risks in recent UK policies. This paper tackles the puzzle of why sociology is strong in critique but much weaker in policy influence by pointing to the institutional and contextual standing of approaches which offer a natural home to individual rational actor approaches within UK government. Approaches that understand and analyse risk in statistical terms have been particularly influential in many aspects of moder...